問題詳情

43. In vertebrates with four-chambered hearts, the ____ receives oxygenated blood directly from the _____.
(A)left atrium, left ventricle
(B) left ventricle, lungs
(C) left ventricle, left atrium
(D)right ventricle, lungs
(E)right ventricle, right atrium

參考答案

答案:C
難度:計算中-1
書單:沒有書單,新增

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